661033408

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{77659}}^1$

素因数の和:77697

約数の個数: 56

約数和(自身を含む): 1578051200

約数和(自身を除く): 917017792

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 532, 608, 1064, 1216, 2128, 4256, 8512, 77659, 155318, 310636, 543613, 621272, 1087226, 1242544, 1475521, 2174452, 2485088, 2951042, 4348904, 4970176, 5902084, 8697808, 10328647, 11804168, 17395616, 20657294, 23608336, 34791232, 41314588, 47216672, 82629176, 94433344, 165258352, 330516704, 661033408]

約数ペア:

[(1, 661033408), (2, 330516704), (4, 165258352), (7, 94433344), (8, 82629176), (14, 47216672), (16, 41314588), (19, 34791232), (28, 23608336), (32, 20657294), (38, 17395616), (56, 11804168), (64, 10328647), (76, 8697808), (112, 5902084), (133, 4970176), (152, 4348904), (224, 2951042), (266, 2485088), (304, 2174452), (448, 1475521), (532, 1242544), (608, 1087226), (1064, 621272), (1216, 543613), (2128, 310636), (4256, 155318), (8512, 77659)]